Nitrosylsulfuric: Multi-Field Applications

Nitrosylsulfuric (HNO3S) is a highly reactive inorganic acid. It is a yellow, fuming liquid used as a reagent in chemical synthesis, particularly for the production of nitroso compounds. These compounds have various applications, such as in analytical chemistry, as reducing agents, and as catalysts in organic reactions. Nitrosylsulfuric is highly toxic and corrosive, and should only be handled by trained professionals with appropriate protective measures.

Specifications of TOPFINE CHEMICAL Nitrosylsulfuric

• Linear molecular formula: HO3SONO

• CAS number: 7782-78-7

• Molecular weight: 127.08

Applications of Nitrosylsulfuric

Dye and Pigment Industry

• Diazo Reaction in Disperse Dyes: Nitrosylsulfuric is primarily used in the diazo reaction for disperse dyes, replacing traditional sodium nitrite, thereby reducing costs and improving product quality. This is one of its core applications in the dye industry.

• Azo and Aniline Dyes: Nitrosylsulfuric is also required in the production of these dyes. Some dye factories even have specialized nitrosylsulfuric production units to meet their needs.

Chemical Synthesis and Reagents

• Dehydrating Agent: Concentrated nitrosylsulfuric is hygroscopic and can be used as a dehydrating agent for carbon-containing substances like wood, paper, cotton fabrics, and biological tissues.

• Sulfonating Agent: In organic synthesis, nitrosylsulfuric is commonly used as a sulfonating agent, participating in specific chemical reactions.

• Chemical Reagent: It is widely used in various chemical experiments as an important chemical reagent.

Industrial Manufacturing

• Fertilizers and Pesticides: Nitrosylsulfuric plays a key role in the production of fertilizers and pesticides, making it an essential raw material in these industries.

• Explosives and Batteries: It is also used in the production of explosives and batteries.

• Detergents: In detergent manufacturing, nitrosylsulfuric is a crucial ingredient.

• Plastics and Synthetic Fibers: Nitrosylsulfuric is used as a raw material or additive in the production of plastics and synthetic fibers.

Metals and Energy

• Petroleum Refining: In petroleum refining, nitrosylsulfuric is used for purification, improving the quality of petroleum products.

• Metal Smelting: It has important applications in non-ferrous metal smelting.

• Steel Pickling: Nitrosylsulfuric is employed in steel pickling to remove oxides and impurities from the surface of steel.